Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.486 5.342/5.871 5.656 ± 0.462
ea02 1342 1342/1342 1342 ± 0 5.859 5.467/6.414 5.957 ± 0.5292
ea04 1342 1342/1342 1342 ± 0 5.575 5.285/6.116 5.713 ± 0.4728
ea05 1342 1342/1342 1342 ± 0 5.868 5.463/6.234 5.861 ± 0.5084
ea06 1342 1342/1342 1342 ± 0 2.894 2.853/3.131 2.992 ± 0.2
ea07 1342 1342/1342 1342 ± 0 5.626 5.479/5.776 5.624 ± 0.1884
ea08 1342 1342/1342 1342 ± 0 5.914 5.541/6.506 6.043 ± 0.5806
ea09 1342 1342/1342 1342 ± 0 5.027 4.904/5.514 5.188 ± 0.3368
ea10 1342 1342/1342 1342 ± 0 5.59 5.341/6.292 5.766 ± 0.5103
ea11 1342 1342/1342 1342 ± 0 5.818 5.574/6.404 5.98 ± 0.505
ea12 1342 1342/1342 1342 ± 0 5.883 5.405/6.172 5.904 ± 0.4673
ea13 1342 1342/1342 1342 ± 0 6.077 5.79/6.192 6.075 ± 0.391
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.135 4.986/5.311 5.138 ± 0.2546
ea17 1342 1342/1342 1342 ± 0.000001722 6.036 5.713/6.458 6.184 ± 0.5099
ea18 1342 1342/1342 1342 ± 0 5.174 4.922/5.558 5.255 ± 0.3863
ea19 1342 1342/1342 1342 ± 0 6.569 6.261/6.874 6.597 ± 0.345
ea21 1342 1342/1342 1342 ± 0 5.806 5.546/6.296 5.954 ± 0.4718
ea22 1342 1342/1342 1342 ± 0 5.411 5.211/6.018 5.605 ± 0.4897
ea23 1342 1342/1342 1342 ± 0 6.076 5.566/6.451 6.067 ± 0.5755
ea25 1342 1342/1342 1342 ± 0 5.444 5.386/5.556 5.441 ± 0.1565
ea26 1342 1342/1342 1342 ± 0 5.969 5.614/6.479 6.045 ± 0.4841
ea27 1342 1342/1342 1342 ± 0.00000806 5.493 5.291/6.238 5.712 ± 0.4902
ea28 1342 1342/1342 1342 ± 0 5.664 5.5/6.35 5.893 ± 0.533
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.000026 5.57 5.425/5.742 5.521 ± 0.3002
3 1342 1342/1342 1342 ± 0.00003148 5.384 5.131/5.699 5.422 ± 0.3169
4 1342 1342/1342 1342 ± 0.000026 5.434 5.261/5.595 5.407 ± 0.2902
5 1342 1342/1342 1342 ± 0.000026 5.486 5.319/5.653 5.483 ± 0.2785
6 1342 1342/1342 1342 ± 0.000026 5.405 5.258/5.47 5.363 ± 0.2482
7 1342 1342/1342 1342 ± 0.000026 5.396 5.283/5.527 5.388 ± 0.2225
8 1342 1342/1342 1342 ± 0.000026 5.386 5.14/5.528 5.328 ± 0.2763
9 1342 1342/1342 1342 ± 0.000026 5.68 5.278/5.851 5.565 ± 0.3433
10 1342 1342/1342 1342 ± 0.000026 6.022 5.789/6.135 5.785 ± 0.6394
11 1342 1342/1342 1342 ± 0.000026 6.234 5.925/6.315 5.942 ± 0.7686
12 1342 1342/1342 1342 ± 0.000026 6.326 6.006/6.433 6.066 ± 0.8091
13 1342 1342/1342 1342 ± 0.000026 6.696 6.371/6.834 6.416 ± 0.8472
14 1342 1342/1342 1342 ± 0.000026 6.774 6.574/6.994 6.553 ± 0.8705
15 1342 1342/1342 1342 ± 0.000026 6.448 6.138/6.658 6.173 ± 0.8663
16 1342 1342/1342 1342 ± 0.00002684 5.553 5.396/6.053 5.564 ± 0.7238
17 1342 1342/1342 1342 ± 0.000026 5.608 5.505/6.086 5.596 ± 0.7158
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-03-29 07:32:07.831
End
2024-03-29 08:25:07.234
Duration
0:52:59.403
Note, WebLog generation is not included in the time.

CASA logs for stage 7